88results about How to "Precise cutting" patented technology

This invention discloses a method for calculating roof tile material usage and project cost based on BIM technology. The method includes: on-site measurement of all physical dimensions of the roof; adjusting the roof CAD drawings to match the on-site measurements; establishing a three-dimensional overall roof model using Revit software based on the adjusted CAD base map; modeling and refining the roof tile layout based on the three-dimensional overall model; confirming and adjusting the refined roof tile layout to a reasonable level; extracting quantities from the created roof tile model; converting the extracted quantities into area to obtain the final quantities; and calculating the roof tile material cost based on the unit price of the roof tiles and the converted final quantities. This invention solves the problem of excessive on-site roof tile accumulation and additional costs due to inaccurate material cutting in traditional roofing systems, effectively saving construction costs and achieving precise material cutting and controllable project management.

The utility model discloses a kind of cutting device of rubber cutting piece, including device ontology, device ontology includes machine case and cutting assembly, machine case top is equipped with cutting platform, the front side of cutting platform is equipped with ball screw, the rear side of cutting platform is equipped with opening, opening is built-in with rotary table, first infrared positioning sensor is equipped on rotary table, cutting assembly is equipped with cutting seat, second infrared positioning sensor is equipped on the rear side of cutting seat, second infrared positioning sensor and first infrared positioning sensor dynamic docking.The utility model is by setting ball screw on cutting platform, pneumatic fixed clamp is equipped on ball screw, it is conveyed by ball screw, compared with the conveying mode of conveying belt, it is accurate and stable to convey, can avoid displacement;The rear side of cutting platform is provided with rotary table, the correction of rubber cutting piece center coordinate and offset angle can be realized by first infrared positioning sensor and second infrared positioning sensor, realize the function of rectification, guarantee the accuracy of cutting.

The utility model belongs to medical apparatus and instruments, concretely relates to a kind of pathological auxiliary material taking tool of endoscopic mucosal resection specimen, including total connecting plate and comb plate;The side of total connecting plate is connected comb plate;Comb plate is composed of several parallel straight boards, the width of each straight board is less than target material taking width;The distance between the upper edge of the n-1th straight board to the upper / lower edge of the nth straight board is equal to the distance between the upper / lower edge of the nth straight board to the upper / lower edge of the n+1th straight board, and the distance between the upper / lower edge of the n-1th straight board to the upper / lower edge of the nth straight board is equal to target material taking width, wherein, n is natural number greater than 1 and less than total number N.Compared with prior art, the utility model solves the problem that it is difficult to control the cutting size and easy to cause specimen contamination when cutting specimen into mucosal strips in prior art.The tool of the present scheme can effectively assist cutting positioning and control the cutting size.

The utility model discloses aluminum alloy ingot processing technical field specifically, and this is a kind of aluminum alloy ingot calendering device, the utility model includes conveying roller, the outside of conveying roller is provided with heating assembly, the upper end left side of conveying roller is provided with blanking plate, blanking plate is ramp type setting, the left side below of blanking plate is provided with calendering assembly, calendering assembly is located the left side below of conveying roller, the outside of blanking plate is provided with anti-offset mechanism. The utility model is through setting up convenient replacement mould mechanism, can be firmly to the mould used in calendering with Limit, to guarantee the stability of aluminum alloy ingot in the process of calendering, the component of mould limiting is moved simultaneously and is adjusted, and it is convenient to clamp and loosen mould, even to replace mould, can according to the production needs the mould of different shape can be quickly replaced, setting up anti-offset mechanism simultaneously, the position of aluminum material after heating can be corrected, make it can accurately blank into the inside of mould.

The utility model discloses a flue gas treatment type laser cutting machine which comprises an arranged machine box, a supporting seat is connected to the machine box through a movable seat, a cutting piece is installed on the supporting seat, a receiving hopper is arranged on the machine box, a fan is arranged in the machine box, the output end of the fan is connected with a conveying pipeline, and the conveying pipeline is connected with a cutting head. An air suction hood is mounted on the supporting seat; and the conveying pipeline is connected to the bottom of the receiving hopper and the air suction hood. According to the flue gas treatment type laser cutting machine, the input end of the fan sucks in gas through the conveying pipeline, the conveying pipeline adsorbs waste materials in the receiving hopper, flue gas around a cutting piece is conveniently adsorbed through the suction hood by means of cooperation of the receiving hopper and the suction hood, the arranged suction hood synchronously moves along with the cutting piece, and therefore the cutting efficiency is improved. The overall flue gas treatment effect is greatly improved, and the problems that the flue gas treatment structure is arranged at the side end of the case, so that the space is occupied and the treatment effect is reduced are reduced.

The utility model discloses a kind of chip waste-removal machines, it includes rack, pearl wool placing assembly, feeding mechanism, lifting pressure marking mechanism, mobile cutting mechanism and female die and male die;Feeding mechanism is pushed pearl wool to the below of lifting pressure marking mechanism by ejection block piece by piece, lifting pressure marking mechanism controls male die and press down and extrudes pearl wool partial into female die through hole, the knife of mobile cutting mechanism is translated and cut between male die and female die, and different shape cotton sheet is formed;In the second embodiment, lifting fixed plate is additionally provided with flat head thimble for waste removal, and the quality of finished product is improved;The present application can efficiently and accurately process pearl wool in large quantities, and has significant technical advantages and application value.

The utility model discloses a kind of hot strip production cutting device, including workbench and conveyer belt, conveyer belt is arranged at the top of workbench, the both sides of workbench top are fixedly connected with mounting plate, one end between two mounting plates is rotatably installed with rotating column by embedding joint bearing, the circumferential outer wall of rotating column is fixedly connected with multiple mounting blocks, cavity is equipped in mounting block, one side of mounting block is equipped with mounting slot, mounting slot is communicated with cavity, blade is inserted in mounting slot, the bottom end of blade is inserted into cavity, the side of mounting block is equipped with first mounting hole, fixed rod is inserted in first mounting hole. The utility model inserts blade into cavity from mounting slot, then, fixed rod is inserted through blade, then, snap pin is snapped into card hole, and then blade is fixedly installed, and this detachable mounting mode can adjust the interval of adjacent two blades, so as to cut different length hot strip.

The present application provides a kind of sheet molding compound continuous cutting and winding device and its cutting and winding method, belong to the field of fiber composite material manufacturing, it includes support, pay-off device, material blocking ring, blanking table, roller metering device, cutting pad, roller type push knife, material receiving device and material receiving cylinder core, force is transmitted by ball bearing, realize rotation when pay-off and material receiving, the parameters of sheet are set by roller metering device to realize accurate blanking, the sheet is cut by roller type push knife, fast, labor-saving, convenient.The device and method realize the problem of direct continuous cutting of reel sheet molding compound, and solve the efficient and convenient winding problem of long material and super-long material, realize the efficient cutting of long material and super-long material in the forming process of fiber composite material product.The device can be moved, it is convenient to use in situ installation with work site, simple installation, easy to disassemble, improve production efficiency, save time and labor cost, improve production efficiency.

The utility model discloses a kind of plastic film production flat devices, including first side plate and second side plate, first side plate and second side plate are rotatably connected with first roller support and second roller support, first roller support is used to receive external barrel material, second roller support groove end is provided with preliminary roller, first side plate and second side plate are rotatably connected with a group of surface compression roller, three groups of driven roller and a group of transmission roller, plastic film on external barrel material is S-shaped in turn through preliminary roller, surface compression roller, driven roller and transmission roller, first pulley is rotatably connected with second side plate side wall, first pulley one end is fixedly connected with surface compression roller shaft end;The utility model can apply uniform pressure to plastic film, effectively eliminate the wrinkle and unevenness of film surface, improve the flatness and quality of film, adopt double drive system, ensure that power is stable in the operation process of device, reduce the film transmission jam or uneven problem caused by insufficient power.

The utility model discloses a kind of precision cutting device for adhesive tape production, comprising: support assembly, including processing table and the positioning slot of processing table top opening, for positioning whole roll adhesive tape;Material pressing mechanism, install in the top of processing table of support assembly, for realizing the adhesive tape conveying of different diameters.The whole adhesive tape will be completed conveying under the clamping of left and right two groups of conveyer belt, since flexible material pressing assembly consisting of adjusting frame, second shaft, positioning frame, limit rod and tensioning roller shaft is installed inside conveyer belt, when the whole adhesive tape of different diameters is conveyed, tensioning roller shaft is tensioned after the whole adhesive tape, tensioning roller shaft drives adjusting frame to rotate and extrude torsional spring, so it can be according to the whole adhesive tape of different diameters to complete conveying, utilize multiple material pressing assemblies to exert uniform and adjustable pressure on adhesive tape, effectively prevent the shaking and deviation of adhesive tape in conveying process, ensure the accuracy and stability of cutting.

The utility model relates to the technical field of mechanical engineering and automation, and discloses a paper product cutting and positioning device which comprises a fixing block, a hydraulic cylinder is fixedly connected in the fixing block, the output end of the hydraulic cylinder is fixedly connected with a first U-shaped block, a fixing rod is fixedly connected in the first U-shaped block, and a second U-shaped block is fixedly connected in the fixing rod. A rotating piece is fixedly connected to the outer wall of the fixing rod, a connecting rod is rotatably connected to the interior of the rotating piece, a pressing plate is fixedly connected to the outer wall of the connecting rod, a limiting rod is rotatably connected to the interior of the pressing plate, and a supporting assembly is arranged on the outer wall of the fixing block. According to the paper product cutting device, the hydraulic cylinder drives the first U-shaped block, the fixing rod and the rotating piece so as to drive the connecting rod and the pressing plate to position and fix a paper product, the pressing plate rotates on the outer wall of the limiting rod so as to limit the pressing plate, it is guaranteed that the position of the paper product is stable in the cutting process, and deviation or sliding is avoided; and the cutting precision and consistency are improved.

The utility model relates to a kind of trimming device of mobile plate processing machine tool, including cutting machine, bottom plate and fixed base. Bottom plate is equipped with cutting groove connection cutting machine cutting edge, its side is equipped with the locking device of penetration;Limiting plate and baffle are equipped on bottom plate, both and locking bolt are matched in locking device, feed inlet is equipped between bottom plate and fixed base, the gasket between bottom plate and cutting machine is with recess for cutting machine to slide conveniently. When using, plate body is sent into by feed inlet, is positioned by laser positioning device auxiliary, different positions of plate body are fixed using the locking bolt of locking device, change the relative distance of plate body and cutting edge, guarantee cutting stability in combination with limiting plate and baffle. Power drive system drives cutting edge, operator pushes cutting machine along gasket recess and completes cutting by sliding. The device effectively solves the problem that traditional trimming device is difficult to flexibly adjust plate body trimming distance, and realizes plate body adjustable distance trimming by the cooperation of multiple components.

The application discloses a forming machine with steel cord cutting function, and belongs to the technical field of steel cord cutting equipment, and the technical scheme points are as follows: the forming machine comprises a first conveying device, a second conveying device and a cutting device, the cutting device comprises a rack, a horizontal moving structure, a first air cylinder, a cutter and a bottom plate, the horizontal moving structure is connected with the rack, the first air cylinder is connected with the horizontal moving structure, the cutter is connected with the first air cylinder, the bottom plate is movably connected with the rack and is used for cooperating with the cutter, the bottom plate is arranged below an outlet end of the first conveying device when the bottom plate is in a standby state, and the bottom plate is arranged on one side of the first conveying device and is higher than the first conveying device when the bottom plate is in a working state, so that the tension of the steel cord is increased; a plurality of groups of pressing devices are arranged on the two sides of the cutter and are used for pressing the two sides of the cutting position of the steel cord, so that the steel cord can be accurately cut, and the cutting efficiency and quality are improved.

The application discloses a kind of online detection steel billet shape and accurate cutting device and method, belong to steel billet production process technical field.The present application includes steel billet cutting machine, computer control system, laser range finder and steel billet weighing equipment, laser range finder is equipped with two, respectively is set in the two sides of steel billet to be cut, and two laser range finders are all installed in cooling protection equipment, for the shape of real-time online detection steel billet to be cut;The steel billet weighing equipment is used to weigh after cutting steel billet;Steel billet cutting machine, laser range finder and steel billet weighing equipment are all connected with computer control system.The technical scheme of the present application can be online real-time to judge whether steel billet is deformed, then timely cut off the steel billet that appears problem, greatly improve the quality of steel billet, simultaneously can also be online continuously corrected the real density of steel billet, realize accurate cutting steel billet's function, greatly improve the economic efficiency of enterprise.

The invention relates to the technical field of pipe machining, and discloses a laser cutting device for round and square pipes, which comprises a cutting part, and the cutting part comprises a rack; and the material collecting part comprises a base, the base is connected with a supporting frame in a sliding mode through a sliding rail arranged at the top of the base, and the supporting frame is provided with a bearing piece used for cutting and supporting the round pipe through a translation unit arranged on the inclined face of the supporting frame. The laser cutting device for the round and square pipes can effectively solve the problems that in the prior art, working height difference generally exists between a cutting mechanism and a material collecting mechanism, after a laser cutting head completes cutting of the pipes, separated pipe sections can directly fall into a material collecting frame or a material collecting box below under the action of gravity, and the cutting efficiency is high. For thin-wall pipes which are thin in wall thickness and low in structural strength, the tail ends of pipe sections are rigidly collided and collided with the pipe sections stored in a material collecting frame or a frame body structure through large kinetic energy, and plastic deformation such as sinking, flat bending and scratching is easily caused to ports or pipe bodies of the pipe sections.

This invention relates to the field of laser cutting equipment technology and provides a laser cutting machine for aluminum profile processing. The machine includes a worktable with two support plates fixedly mounted on its top. A motor is fixedly mounted on one of the support plates, and the same movable screw is rotatably mounted on both support plates. One end of the movable screw is fixedly connected to the output shaft of the motor. A guide rod is fixedly mounted between the two support plates, parallel to the movable screw. An assembly seat is threaded onto the movable screw and slidably mounted on the guide rod to ensure stable sliding. This laser cutting machine for aluminum profile processing solves the problem of existing aluminum profile cutting machines being unable to adapt to different angle cutting, enabling precise cutting of rectangular strip aluminum profiles and improving processing quality and efficiency.

This application belongs to the field of automated production technology and provides a feeding device equipped with an incoming material mechanism and an empty material mechanism. A tray loaded with production materials is installed on the incoming material mechanism and transported to a designated position via a conveyor line. Then, a first gripping mechanism grips the production material and positions it on a transfer fixture, while a second gripping mechanism grips the material from the transfer fixture and transfers it to the final fixture for processing. After unloading, the tray is transported to the empty material mechanism via the conveyor line and stacked there. The entire process is fast, the unloading is precise, and the empty trays are collected neatly, improving production efficiency and yield.

The accurate dustproof automatic cutting forming equipment comprises a circular saw blade cutting machine capable of moving up and down and moving left and right and an electric remote control car and further comprises a backflow pool, a bearing table is arranged on the backflow pool, the electric remote control car is arranged on the bearing table, a wallboard placing device is arranged at the top of the electric remote control car, and the wallboard placing device is arranged on the bearing table. Spraying heads are arranged on the two sides of a cutting saw blade of the circular saw blade cutting machine, the electric remote control car transports a wallboard to the position below the circular saw blade cutting machine, the circular saw blade cutting machine moves left and right to be positioned and moves downwards to conduct cutting, the spraying heads spray water mist to cool the saw blade, and floating dust is reduced. The large ALC wallboard cutting device is reasonable in structure, convenient to arrange and implement and good in using effect, large ALC wallboards can be automatically and accurately cut, the product quality is improved, dust can be effectively reduced in the process, dust pollution is greatly reduced, and slurry formed by water spraying and dust falling can be recycled.

The application discloses a cake filling device, which comprises an upper mounting plate, a lifting driving assembly arranged above one side of the upper mounting plate, a rotating driving assembly arranged below the lifting driving assembly and connected to the lifting driving assembly, and a filling assembly arranged on the other side of the upper mounting plate. The rotating driving assembly comprises a rotating cylinder arranged below the lifting driving assembly, a lower mounting plate in the shape of an I-beam and connected to the lifting driving assembly at the upper end, a rotating driving structure arranged on the output shaft of the rotating cylinder, and a shearing structure arranged on the side of the rotating driving structure close to the filling assembly and below the filling assembly. The cake filling device can accurately shear the cake filling and accurately fill the cake filling into a cake mold, thereby achieving the purpose of filling the cake, and the cake filling device has high accuracy, high automation degree, and saves time and labor without manual operation.

The utility model relates to the field of electronic component processing, in particular to an electronic component pin bending device. The electronic component pin bending device comprises a support, a limiting frame, guide blocks and the like, the support is located on the lowermost layer and serves as a support of the whole device, the limiting frame is fixedly connected to the top of the support, the middle of the limiting frame is designed to be hollow, and the two guide blocks of different sizes are oppositely distributed and installed on the right side of the upper portion of the limiting frame. By means of the material pushing assembly, electronic components can be automatically pushed into a cutting and bending area, automatic reset is achieved after machining is completed, it is guaranteed that each electronic component can smoothly enter a machining position, and production efficiency is improved; besides, through the cutting assembly, the height and the position of a cutting knife can be accurately controlled, accurate cutting of the pins of the electronic components is ensured, the electronic components do not need to be taken down for additional cutting treatment, the operation steps and time are reduced, and the production efficiency is further improved.

This application provides a silicon wafer pose determination method, apparatus, and silicon wafer pose adjustment device, relating to the field of semiconductor or photovoltaic material processing, and solves the technical problem of how to accurately correct the pose of a solar cell. The silicon wafer pose determination method includes: acquiring multiple corner region images of a silicon wafer region in a backlight image; determining the edge lines of each corner region image; determining first position information of multiple first corner points of each corner region image based on the edge lines; determining second position information of corresponding points of each first corner point in the backlight image based on the first position information; acquiring the position information of the image edge line and a preset center point of the backlight image; and determining the rotation angle and displacement of the silicon wafer based on the second position information, the image edge line, and the preset center point. This method can accurately calculate the rotation angle and displacement of the silicon wafer, thereby precisely adjusting the silicon wafer pose.

This invention discloses a post-casting processing device for boiler wind caps, relating to the field of boiler parts processing technology. It includes a bottom support with an upper outer shell fixedly mounted on it. A transfer unit is located at the bottom of the upper outer shell. Above the transfer unit, from left to right, are sequentially arranged a surface pretreatment unit for pre-treating the boiler wind cap, a deep surface treatment unit for treating the surface of the boiler wind cap, a hole treatment unit for treating holes on the boiler wind cap, and an acceptance unit for final inspection of the boiler wind cap. The transfer unit also includes a transport unit for clamping the boiler wind cap. The deep surface treatment unit includes a motor, the output end of which is connected to a boring bar via a coupling. This invention achieves precision cutting and grinding on the same equipment, improving the surface finish of the boiler wind cap, eliminating the need for multiple handling operations, saving production time, and increasing production efficiency.

The utility model relates to the technical field of shearing, and the utility model provides a hydraulic plate shearing machine for ship plate cutting, it includes work table, the bottom fixed connection of work table has foot pad, the side of work table is provided with control panel, the inside of work table is provided with hydraulic shearing device. The utility model further provides a hydraulic plate shearing machine for ship plate cutting, the side of including tool rest is provided with plate fixed device, the plate fixed device includes push plate, the side fixed connection of push plate is in the side of tool rest, the side of push plate penetrates and is connected with the limit post of sliding, the limit post circumference surface sliding is connected with fixed plate, the side fixed connection of fixed plate has spring, the side fixed connection of spring away from fixed plate one end with push plate. Through the above technical scheme, the technical problem that a kind of hydraulic plate shearing machine for ship plate cutting is accurately and efficiently sheared to plate in related art / prior art is solved.

This utility model relates to the field of PP sheet processing technology and discloses a fully automatic PP sheet laminating machine, including a machine body. A belt conveyor is fixedly connected to the inner side of the machine body, a film feeding mechanism is fixedly connected to the upper surface of the machine body, an adjusting plate feeding mechanism is fixedly connected to the upper surface of the machine body near the film feeding mechanism, and an adjusting laminating mechanism is fixedly connected to the upper surface of the machine body on the other side near the film feeding mechanism. In this utility model, the belt conveyor, the adjusting plate feeding mechanism, and the adjusting positioning component achieve precise conveying and positioning of PP sheets. The film feeding mechanism and the adjusting laminating mechanism ensure stable film conveying and high-quality laminating. The plate feeding roller clearance groove and the laminating roller clearance groove on the adjusting frame ensure smooth operation of each component. The coordinated operation of each component improves the accuracy, stability, and production efficiency of PP sheet laminating, reduces manual intervention, reduces errors, and can meet the automated laminating needs of different specifications of sheets.

The utility model relates to the technical field of automobile wire harness manufacturing, and discloses high-precision shearing equipment for an automobile wire harness. Comprising a workbench, two rectangular vertical plates are symmetrically and fixedly connected to the top of the workbench, a supporting frame is arranged at the ends of the two rectangular vertical plates, the supporting frame is fixedly connected to the top of the workbench, a shearing tool is arranged at the bottom of the top end of the supporting frame, and the shearing tool is composed of an air cylinder and a blade; a shearing table is fixedly connected to the top of the bottom end of the supporting frame, the top of the shearing table is arranged to be an inclined face, an auxiliary shearing mechanism is arranged between the two rectangular vertical plates, and the auxiliary shearing mechanism comprises a plurality of first rotating shafts rotationally connected between the inner walls of the two rectangular vertical plates in a penetrating mode. According to the utility model, a curled and unstraightened vehicle wire harness can be straightened after passing through the space between the rubber wheel and the wire harness clamping groove, so that the vehicle wire harness can be accurately sheared when passing through the lower part of the shearing tool, the regularity of a notch is ensured, and the length accuracy of the vehicle wire harness is improved.

This utility model belongs to the field of garment production technology, specifically disclosing a fabric cutting device for garment production. It includes a base, a support platform fixedly mounted on the base, a cutting table on the support platform, a fabric laying groove on the cutting table, a cutting groove on the top of the cutting table, and a pressing mechanism for stabilizing the fabric on the cutting table. A slide block is slidably connected to the top of the support platform, and a cutter is mounted on one end of the slide block near the cutting table. A manual crank mechanism for driving the cutter forward is mounted on the base. This fabric cutting device for garment production uses a manual crank mechanism to drive the cutter. The operator only needs to crank the handle, and through a series of transmissions, the cutter automatically cuts the fabric. During the entire cutting process, there is no need for direct contact between the operator and the fabric or the cutter, avoiding the safety hazard of accidentally cutting one's hand while holding the fabric with one hand and operating the cutters with the other.

The application discloses a spring operating mechanism and method for a circuit breaker, and belongs to the technical field of circuit breakers, which comprises a clamp plate type frame, an energy storage to position clutch, a closing holding and a manual closing soft interlocking device, the clamp plate type frame is fixedly connected by opposite first and second side plates through a supporting piece; an energy storage motor of an energy storage transmission device is connected with an energy storage shaft through a transmission assembly, a cam is arranged on the shaft, and an energy storage holding buckle is arranged; the energy storage to position clutch device is a one-way clutch assembly connecting the transmission assembly and the energy storage shaft; the closing holding device comprises a hinged opening release assembly, a reset elastic piece and a linked output shaft; the manual closing soft interlocking device comprises a sliding manual operating assembly, a closing trigger piece and an interlocking assembly, and is matched with the energy storage holding buckle; the problems of the existing spring operating mechanism for the circuit breaker, such as the reliability, structure, cost or precision related defects of the energy storage clutch device, the manual closing mechanical interlocking, the closing holding structure and the modular mechanism cooperation are solved.

This utility model discloses a high-precision positioning and punching device for flexible metal tubes, including a base, a laser positioning component, and a cutting component. The base is provided with a placement groove, and the placement groove is provided with a punching groove corresponding to the cutter. The laser positioning component has at least two lasers for positioning different positions of the metal tube cutting part in multiple directions simultaneously. The cutting component is used to cut the metal tube. Since the cutting part of the flexible metal tube is inclined, this utility model uses multiple positioning lasers to detect the cutting part from multiple directions simultaneously, ensuring that the cutting part is precisely aligned with the punching groove, so that each punching is highly accurate and avoids misalignment or confusion.

The utility model discloses a cloth burr trimming mechanism which comprises a grip, a trimming assembly and a guider. An electromagnetic coil and a shaft rod are arranged in the grip, a head swinging piece is sleeved, springs are arranged on the two sides of the head swinging piece, and one end of the head swinging piece is connected with a permanent magnet; the trimming assembly comprises a fixed shear head, a movable shear head and a pressure head seat, and the movable shear head is slidably connected to the surface of the fixed shear head and is matched with the V-shaped shear groove through a shear head rod to form a shear structure; the guider comprises a guide seat and a roller, and the selvedge is guided to enter the shearing area through the roller. After being electrified, the electromagnetic coil drives the head swinging piece to swing at high frequency, so that the movable shearing head is driven to perform reciprocating shearing, and thread residues and burrs are efficiently removed. The structure is high in shearing efficiency, convenient to operate, high in adaptability and suitable for cloth aftertreatment finishing.

The invention relates to the technical field of bamboos, and discloses a bamboo sectioning device which comprises a mounting base and a bamboo body, a workbench is arranged above the mounting base, the bamboo body is placed on the workbench, the bamboo body comprises a plurality of bamboo joints, a cutting assembly is further arranged above the workbench, and a driving assembly is further arranged on the workbench; and a first laminating plate and a second laminating plate which are symmetrical to each other are further arranged above the workbench, notches are formed in the bottoms of the first laminating plate and the second laminating plate, and rollers are rotationally arranged in inner cavities of the notches. According to the device, the roller is attached to bamboo through the driving assembly and can move horizontally, the position of a bamboo joint can be judged, and mistaken cutting is avoided; after the balls make contact with the bamboos, the cutting assembly can be driven to deviate and adjust along with downward movement of the circular mounting cylinder, and precise cutting is guaranteed; the driving assembly is in linkage with the rollers, the balls and the cutting assembly, operation is simplified, efficiency is improved, the problems that traditional bamboo cutting is difficult in positioning and low in efficiency are effectively solved, and the bamboo processing requirement is met.